Job Description

Overview

GTI is a contract manufacturing partner supporting customers in renewable energy, power generation, infrastructure, and industrial systems. They are seeking a Staff Mechanical Engineer to provide senior technical leadership across complex modular power and industrial systems, serving as a technical authority for mechanical system design and integration.

Responsibilities

  • Lead mechanical system architecture and design for complex modular power and industrial systems.
  • Develop and review mechanical designs for generator enclosures, structural frames, equipment skids, sheet metal assemblies, weldments, and integrated mechanical systems.
  • Design and integrate generators, cooling systems, fuel systems, piping, exhaust systems, and associated mechanical equipment.
  • Perform and review engineering calculations involving structural loads, stress, deflection, vibration, fatigue, thermal performance, and fluid systems.
  • Perform and validate finite element analysis (FEA) on structural frames, welded assemblies, lifting structures, and equipment supports.
  • Establish technical direction and provide guidance on complex or first-of-kind mechanical designs.
  • Lead design reviews and resolve high-level technical issues across multiple projects.
  • Evaluate structural designs for operational, lifting, transportation, wind, seismic, and other applicable loading conditions.
  • Develop mechanical layouts supporting equipment integration, service access, thermal management, and manufacturability.
  • Support cooling system design, airflow analysis, heat rejection, and thermal management for generator systems, BESS, and modular infrastructure.
  • Collaborate with Electrical and Structural Engineering teams on equipment interfaces, system requirements, and integration challenges.
  • Support mechanical testing, design validation, troubleshooting, and root-cause investigations.
  • Provide technical support to manufacturing, integration, field service, and customers.
  • Ensure mechanical designs are manufacturable, serviceable, safe, and aligned with customer requirements.
  • Work closely with Electrical Engineering, Structural Engineering, Manufacturing, Quality, Supply Chain, Program Management, and Operations.
  • Support prototype builds, production launches, design changes, and continuous product improvement.
  • Develop and maintain production-ready mechanical drawings, engineering calculations, BOMs, specifications, and design documentation.
  • Provide technical guidance on fabrication, welding, machining, assembly, and mechanical integration.
  • Resolve complex manufacturing and product performance issues through engineering analysis and practical design solutions.
  • Mentor Senior and Mechanical Engineers and provide technical review of engineering work.
  • Help establish mechanical engineering standards, calculation methods, design guidelines, documentation practices, and validation methodologies.
  • Serve as a technical resource for complex customer, certification, manufacturing, and field issues.
  • Lead technical design reviews and provide guidance on engineering assumptions, analytical methods, and design decisions.
  • Identify opportunities to improve design quality, efficiency, reliability, and repeatability across programs.

Benefits

Health Insurance
Dental
Vision
401k
PTO

How this job compares in Tempe, AZ

Pay in context

At roughly $81/hr, this posting sits about 154% above the $32/hr median for welding jobs in Tempe, AZ — toward the top of a $28–$68/hr middle band drawn from 9 postings with published pay. Put another way, it pays more than about 100% of the comparable postings we have wage data for. Pay that far above local median usually comes attached to something: a harder cert requirement, travel, night shift, or overtime that isn't really optional. Worth establishing which before you accept.

The local market in Tempe, AZ

We're tracking 28 other active welding openings in Tempe, AZ right now, from 23 different employers. 14 of them were added in the last week. Across Arizona as a whole we're tracking 501 other active welding openings from 238 employers. A metro this active generally means you have real leverage — employers here are competing for the same welders. Browse every welding job in Tempe, or widen the search to Arizona.

GTI Fabrication currently has 4 other openings live in Arizona, which is usually a sign of either steady growth or steady turnover — worth asking which in the interview.

The most active employers in Arizona at the moment, by number of open welding reqs, are Sundt Construction (33), EZARC (22), and Welding Shop in Phoenix, AZ (21). Volume like that usually means either a genuine expansion or a staffing agency working several client sites — worth knowing which before you apply.

Within Arizona, the best-paying metros we track by median hourly rate are Tolleson at $38/hr, Tempe at $32/hr, and Phoenix at $30/hr. Tempe is among them.

Similar openings near Tempe, AZ

Pay figures are medians computed from live postings in the Welding Pros index, not from survey data, and they move as employers post. Staff Mechanical Engineer figures were last recalculated when this page was built.